[rrd-developers] total consolidation function?

Tobias Oetiker tobi at oetiker.ch
Sun Mar 2 11:29:14 CET 2014

Hi Peter,

Today Peter Stamfest wrote:

> Hello!
> The rrdtool(1) manpage has the following to say about consolidation
> functions:
>     When setting up an Round Robin Database (RRD), you can define at
>     which interval this consolidation should occur, and what
>     consolidation function (CF) (average, minimum, maximum, total, last)
>     should be used to build the consolidated values (see rrdcreate).
> Especially note the "total" CF.

total does not exist ... that is a remainder of a patch I had
accepted hastily ...

a total consolidation function does not make sense in my eyes at
the RRA level ... if you want the total for a time range, you
multiply the average with the range ...

just fixed the docs :-)


> However, rrdcreate(1) only ever mentions AVERAGE, MIN, MAX, LAST and has
> nothing to say about a "total" CF.
> I also can't find any trace of a total CF when looking at the source
> (although I did not look very hard).
> ?
> peter

Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
http://it.oetiker.ch tobi at oetiker.ch ++41 62 775 9902 / sb: -9900

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